public static function ParsePreferred()
{
if (self::$_preferred == null) {
// $session=Session::Get();
// if (($session->langs) && (is_array($session->langs)))
// {
// self::$_preferred=$session->langs;
// return;
// }
preg_match_all('/([a-z]{1,8}(-[a-z]{1,8})?)\\s*(;\\s*q\\s*=\\s*(1|0\\.[0-9]+))?/i', $_SERVER['HTTP_ACCEPT_LANGUAGE'], $lang_parse);
if (count($lang_parse[1])) {
for ($i = 0; $i < count($lang_parse[1]); $i++) {
$lang_parse[1][$i] = array_shift(explode('-', $lang_parse[1][$i]));
}
$langs = array_combine($lang_parse[1], $lang_parse[4]);
foreach ($langs as $lang => $val) {
if ($val === '') {
$langs[$lang] = 1;
}
}
}
if (is_array($langs)) {
arsort($langs, SORT_NUMERIC);
foreach ($langs as $lang => $value) {
$thelangs[] = $lang;
}
}
// $session->langs=$thelangs;
// $session->save();
self::$_preferred = $thelangs;
}
}
